Technics RS-EH760, Руководство по обслуживанию

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19 20 21 22 23
AM
MIX
12
LEVEL
DET
FM IF
S-
CURVE
2
3
REG
4
13
AGC
COMP
6 8 11 10
AM
RF
AMP
AM
IF
AM/FM
IF
BUFFER
24
1
FM
DET
AM
OSC
BUFEER
ALC
TUNING
DRIVE
18
BUFFER
AMP
FM ANT
RF AMP
FM
MIXER
FM OSC
9
Vcc
+B(FM)
FM IF
AMP
+B2
AM
IFT
1
20
7.2MHz
XIN
XOUT
PHASE DET
CHARGE PUMP
CE
2
3
DI
4
CL
D0
5
9 8 7 10
BO4
BO3 IO1
15
V
DD
16
PD
IFIN 11
BO2
1/2
14
13
FM IN
AM IN
Power
supply
(FM:ON)
+B2
+B1
+B(FM)
SD
STEREO
SWITCH
17
FM / AM I F AMP,
DET / AM OSC,
MIX / FM MPX
(LA1833MN)
15
PILOT
CANCEL
PHASE
DET
16
VCO FF FF
PILOT
DET
FF
AM
DET
DECODER
BO1
6
IO2
12
19 Vss
Power
ON
RESET
PLL FREQUENCY
SYNTHESIZER
(LC72131M)
+B2
GND
5
7
ST
MONO
FM/AM
SD
FMDET
FM IF
IN
AM
OSC
OUT
AFC
AM
OSC
AM
RF
IN
AG
C
AM
OUT
DET
OUT
PILOT
IN
MPX
IN
PILOT
OUT
Lch
14
Rch
17
18
AIN
AOUT
AM
ANT
COIL
AM
OSC
COIL
AM ANT
+B2
STRQ
AM
IF
IN
AM MIX OUT
Rch
IFT
+B(FM)
+B(FM)
+B(FM)
FM:ON
DET
CE1
DATA1
CLK1
DATA IN
Z120 TUNER UNIT (RAN0005EM)
REFERENCE
DIVIDER
SWALLOW COUNTER
1/6,1/17 4BIT
12 BIT
PROGRAMMABLE
DIVIDER
DATA SHIFT
REGISTER LATCH
UNIVERSAL
COUNTER